init commit

provision/etcdctl.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+set -euo pipefail
+
+#
+# Helper functions
+#
+declare -i term_width=80
+
+h1() {
+    declare border padding text
+    border='\e[1;34m'"$(printf '=%.0s' $(seq 1 "$term_width"))"'\e[0m'
+    padding="$(printf ' %.0s' $(seq 1 $(((term_width - $(wc -m <<<"$*")) / 2))))"
+    text="\\e[1m$*\\e[0m"
+    echo -e "$border"
+    echo -e "${padding}${text}${padding}"
+    echo -e "$border"
+}
+
+h2() {
+    printf '\e[1;33m==>\e[37;1m %s\e[0m\n' "$*"
+}
+
+etcd_version="${1:-v3.4.16}"; shift || true
+
+h1 "Install etcd"
+h2 "Version: ${etcd_version}"
+
+# install the binaries.
+url="https://github.com/etcd-io/etcd/releases/download/$etcd_version/etcd-$etcd_version-linux-amd64.tar.gz"
+filename="$(basename "$url")"
+wget -q "$url"
+rm -rf etcd && mkdir etcd
+tar xf "$filename" --strip-components 1 -C etcd
+install etcd/etcdctl /usr/local/bin
+rm -rf "$filename" etcd
+
+h2 "Configure envs to access etcd"
+cat >/etc/profile.d/etcdctl.sh <<'EOF'
+export ETCDCTL_CACERT=/var/lib/rancher/rke2/server/tls/etcd/server-ca.crt
+export ETCDCTL_CERT=/var/lib/rancher/rke2/server/tls/etcd/server-client.crt
+export ETCDCTL_KEY=/var/lib/rancher/rke2/server/tls/etcd/server-client.key
+EOF